Around the world, Kosarevskiy (Kosarevskiy 
, Косаревский 
) is an extremely rare male first name. Much more prevalently, Kosarevskiy is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Kosarevskiy | Russia, Ukraine |
| Косаревский | Kyrgyzstan, Russia, Kazakhstan, Belarus |